60 results about "Drug injecting" patented technology

A card-shaped disposable auto-injector includes a two-step safety mechanism to prevent inadvertent use or activation of the injection mechanism. In one aspect, the auto-injector is sized and shaped so as to be easy to carry in a wallet-shaped case. In one aspect, it is rectangular in shape so as to facilitate carrying and storage, and to provide a relatively large amount of surface space for instructional text, diagrams, identifying information, warnings, and the like.

An apparatus for removal of premixed drugs or reconstitution of lyophilized drugs and for the injection of the reconstituted drug into the patient. The apparatus includes a syringe assembly and an adapter assembly that can be removably connected to a medicament container containing a premixed drug or lyophilized medicament. The syringe assembly of the apparatus includes a body portion to form a liquid chamber between the forward end of the body portion and the piston and a syringe cannula assembly. The syringe cannula assembly, which can be removably interconnected with the body portion, comprises a cannula support and a hypodermic needle sealably connected to the cannula support. The adapter assembly comprises an adapter preferably molded from a moldable plastic that includes a top wall, an adapter cannula connected to and extending from the top wall and a variety of connectors connected to the top wall for removably interconnecting the adapter with the medicament container. The adapter assembly further includes syringe connector member connected to the top wall for removably interconnecting the syringe with the adapter in a manner to uniquely position the syringe cannula within the lumen of the adapter cannula wherein it is completely shielded from external contamination and prevent print damage and injury to the user.

An automatic medicament injector having a compartment for a dry medicament component and a compartment for a wet medicament component. The two compartments are separated by a seal structure that converts from a sealing condition to a mixing condition when the device is activated. The seal structure includes a wiper that scrapes the interior walls in the dry component compartment to prevent the dry component from accumulating at the seal / glass interface. A tapered insert funnels the mixed medicament components to an attached needle assembly, but can be removed when the device is filled. A filter is provided between the medicament compartments and the needle assembly. A chamber between the filter and the needle allows for better flow through the filter. An actuation assembly drives the seal structure into the mixing condition and forces the mixed medicament through the needle and into the user.

Add-on module (100) for logging the value of an expelled dose from a pen-type drug injector (200), comprising a magnetic sensor system comprising first and second sensor means (745 / 746) as well as a mechanical dose setting and expelling mechanism comprising a magnetic clutch element (240 / 740) which rotates during drug expelling. The system further comprises processor means configured to determine (i) on the basis of measured values from the first sensor means, a rotational position of the clutch element, (ii) on the basis of measured values from the second sensor means, a high-speed condition in which the rotational speed of the clutch element exceeds a given threshold level, and (iii) indicate an error state if the high-speed condition is detected.

A method for making a jet injection drug delivery device wherein the drug delivery device has at least one drug reservoir and at least one injection nozzle includes the steps of: identifying a drug desired to be delivered; identifying a volume of the drug desired to be delivered; establishing a reservoir diameter for the at least one drug reservoir; establishing a nozzle diameter for the at least one injection nozzle; identifying a tissue model for delivery of the drug; identifying a penetration depth in the tissue model for the delivery of the drug; and injecting the drug into the tissue model under variable pressure until the desired penetration depth is achieved. The method also includes identifying an optimal pressure range for the drug delivery device that achieves the desired penetration depth.

The invention discloses a prepuce ring-cutter, which consists of tightening device and balan loop, wherein two or more first flutes are set on the external edge of balan loop, which forms first projection, two or more second projections are formed in the tightening device, which mate the first flute, the second flute is formed in the second projection, which mates the first projection to contain drug liquid in the cavity, the drug injecting channel is opened on the tightening device, which connects cavity.

The present invention relates to a needleless drug-injecting system and a drug-injecting method thereof, wherein the needleless drug-injecting system comprises a controlling device and a needleless drug-injecting device. By using the needleless drug-injecting system and the drug-injecting method, a user is able to individually set a variety of parameters comprising usage dose of liquid medicine, shot pressure of liquid medicine, air flow rate, single-shot quantity of liquid medicine, continuous shot frequency of liquid medicine, and a continuous shot spacing time according to different liquid medicine. Thus, after setting the parameters, the liquid medicine can be injected into the dermis layer of the face skin of a human when the user using this needleless drug-injecting system to inject any one liquid medicine to the human face, therefore the liquid medicine would be absorbed by the face skin without hurting the human face.

The present invention relates to a microneedle and a microneedle array. More specifically, it relates to a microneedle and a microneedle array capable of injecting a drug into the surface layer or horny layer of the skin easily, safely and efficiently.

The present invention relates to a dermatological drug injecting device, and more particularly, to a dermatological drug injecting device that can use a needle to treat wrinkles, dry skin, scars, freckles, hair loss, etc. on human skin, or to use ink to inscribe images or characters. To achieve said technical aims, a dermatological drug injecting device of the present invention installed on a skin maintenance apparatus comprises: a body portion installed on a fixing portion of a drug injecting device of the skin maintaining apparatus; a connecting driveshaft portion installed on the body portion and moved linearly; an actuating portion installed on the body portion and moved linearly by means of the connecting driveshaft portion; and a needle fixing portion installed on the actuating portion.

The invention discloses a triple rotary spraying device for soil remediation and a method thereof. The triple rotary spraying device for soil remediation comprises a remediation drilling machine, a crawler walking system, a hydraulic support system, a derrick, a power head, a horizontal plate support and a triple rotary spraying system. The triple rotary spraying system comprises a high pressure drug injecting pump, an air compressor, a high pressure water injecting pump and a rotary spraying pipe. According to the device provided by the invention, the triple high pressure rotary spraying pipeis adopted for injecting high pressure water, high pressure air and a high pressure drug, high pressure spray has higher destructive power on soil, and a spraying range of high pressure spray can befurther enlarged. Meanwhile, the spraying depth of the rotary spraying pipe can be adjusted according to the drilling depth of the remediation drilling machine, and the remediation depth and a remediation range of the soil are increased. Meanwhile, a guiding hole driller is adopted for drilling a sandy cobble stratum, so that the triple rotary spraying device for soil remediation provided by the invention is not limited in a soil environment with different hardness, and has a favorable effect on complex hard geological conditions such as clay, silty soil, sandy soil and muddy soil.

The present invention relates to a drug injecting apparatus for use in skin surgery. The drug injecting apparatus for use in skin surgery includes: a syringe for injecting a drug into the skin through a needle at the end thereof; a transfer guide assembly coupled to the cylinder of the syringe receiving the drug to enable the cylinder to reciprocate within a limited range according to the direction in which the drug is injected; and a controller mounted on the side of the transfer guide assembly and the injection assembly to operate the injection assembly when the transfer guide assembly is moved up to one end of the limited range as the end of the needle contacts the skin, and to stop the operation of the injection assembly when the transfer guide assembly is moved toward the other end of the limited range as the end of the needle is spaced apart from the skin.

The invention discloses a safe drug injecting pump with displacement pressure detection, which comprises a shell, wherein a matched infusion bag is clamped under the shell; an input and display device is arranged on the shell; a control system and a drive device are arranged in the shell. The safe drug injecting pump with the displacement pressure detection is characterized in that the drive device comprises a water inlet switch valve and a water outlet switch valve contacted with a pump pipe of the matched infusion bag; a squeezing valve controlled by a squeezing cam is arranged between the water inlet switch valve and the water outlet switch valve; a displacement pressure sensor for detecting whether the matched infusion bag is clamped in place or not and whether an infusion tube is blocked or not is arranged between the squeezing valve and the water outlet switch valve. The safe drug injecting pump with the displacement pressure detection provided by the invention can be used for not only measuring infinitesimal displacement, but also detecting pressure, can give an alert when the matched infusion bag of the drug injecting pump is not clamped in place or the infusion bag falls off during an infusion process, can also accurately give an alert when the infusion tube is blocked during an operation process after the matched infusion bag is installed on the drug injecting pump, and ensures the safety of an infusion process of the drug injecting pump.

The invention discloses an injection robot used for epidemic prevention. The injection robot comprises a moving base; the bottom part of the moving base is provided with a crawler chassis, and the toppart of the moving base is provided with a first electric push rod; moreover, a support flat plate is fixed to the top part of the first electric push rod; and the top part of the support flat plateis provided with an injection device for injecting drugs into a patient instead of a medical worker to reduce the infection probability of the medical worker. The injection robot can drive on ground surfaces with different conditions through the crawler chassis; the injection device on the support flat plate can replace the medical worker to perform drug injection on the patient suffering from infectious viruses including the novel coronavirus and the like, and accordingly, the contact between the medical worker and the patient can be effectively reduced, the probability that the medical worker is infected is lowered, and the workload of the medical worker is also reduced.

A optical fiber cavum epidurale pipe and an endoscope device thereof are disclosed. The optical fiber cavum epidurale pipe includes a cylindric protecting case, a pipe end output / input interface arranged at the end exterior of the protecting case, a optical fiber image part disposed in the protecting case, a infusion catheter and an illumination part. The optical fiber image part includes an image acquisition unit and an optical fiber image transmitting bind made of a plurality of optical fibers, wherein the optical fiber image transmitting bind adopts the same coordination borehole pattern for transmitting the image, and the allotype infusion catheter and the illumination part are positioned in the residual space occupied by the optical fiber image part in the case. The endoscope device of the cavum epidurale pipe not only includes the above cavum epidurale pipe, also includes an operating end output / input interface and an inner peeping processing unit. Thereby, the invention provides a medical appliance which can extending into the narrow part of the human body, have thin neck and flexibility, and can clearly position a pipe in the body of the patients directly by an image device and process the drug injecting operation.

A drug injecting implement equipped with a sliding attachment unit includes a main body having an accommodating space formed on the inside thereof, and equipped with a handle, an insertion needle having a solution flow pathway for a drug solution to flow therethrough, and of which one side is secured inside the main body while the other side extends outside the main body, an image measuring unit disposed on the main body, and of which one portion is formed in elongated fashion, a sliding attachment unit having an open topped accommodating unit for accommodating a separate drug container on the inside thereof, and which slides selectively on the side surface of the main body and a solution injecting unit provided on the main body and which is adapted such that the drug solution accommodated inside the drug container is injected into the human body via the insertion needle.

The invention belongs to the field of medical treatment, and particularly relates to a cerebrospinal fluid detection apparatus for intraspinal anesthesia. The cerebrospinal fluid detection apparatus comprises an apparatus body, a liquid inlet end and a ventilation drug injecting end is arranged on the apparatus end, a reagent detection chamber is arranged in the apparatus body, the liquid inlet end and the reagent detection chamber are intercommunicated through a dripping hole, a ventilation hole and the reagent detection chamber are intercommunicated through an air guide hole, a first one-way valve is used for sealing the air guide hole is arranged in the air guide hole, and a second one-way valve used for sealing the dripping hole is arranged in the dripping hole. Since cerebrospinal fluid and test paper have chemical reaction, the cerebrospinal fluid contacting with the test paper can be prevented from flowing into a spinal-anesthesia puncture needle by the aid of design of the dripping hole and the valves, and safe implementation of combined spinal epidural anesthesia is guaranteed; the apparatus is no need to be taken off in injection of local anesthetic drugs by the design of the valves, displacement of the spinal-anesthesia puncture needle is avoided to a certain degree, and convenience, efficiency and safety in anesthesia operation are guaranteed.

The invention discloses a flushing device special for ophthalmic nursing. The flushing device comprises a machine box, a flushing barrel, a water pump, a water supplying pipe, a water outlet pipe, a speed adjusting valve, an atomizing spraying head, a water absorption eye pad, a dustproof plug, a mounting groove, a control plate, a clamping buckle, a holding frame, a water injection pipe, a watertank, a driving motor, a stirring frame, a drug injecting pipe, a reagent box, a mixing box, a heat supplying pipe, a heat conducting plate, a heating machine, a shock-proof cushion, a telescopic rodand an anti-slip sleeve. One side of the machine box is provided with the mounting groove, the flushing barrel is mounted in the mounting groove, the water supplying pipe is mounted in the flushing barrel, and the water pump is mounted at the bottom of the water supplying pipe. The water outlet pipe is mounted on one side of the water pump, the water pump is connected with the atomizing spraying head through the water outlet pipe, and the speed adjusting valve is mounted on the side close to the atomizing spraying head. The flushing device is easy to use and operate and has the heating and medicament mixing functions, the labor intensity of medical staff is greatly reduced, and the using experience of patients is also optimized.

A drug-injecting device with a traveling hypodermic or intramuscular needle. The drug-injecting device includes a syringe body which has a base and a top opening into a hollow interior. A membrane is attached across the base of the syringe body, hermetically sealing the reservoir of the syringe from the environment. A plunger is situated within the hollow interior of the syringe body, so that one end of the plunger projects outward through the top of the syringe body. A piston is attached to the other end of the plunger. The plunger is configured to travel back and forth within the hollow interior of the syringe body between a first position and a second position. A needle is attached to the piston so that the needle travels with the plunger when the plunger is moved between the first and second positions.

The invention discloses a drug injector for muscle recovery. The drug injector comprises an injector pipe, a needle head is arranged at one end of the injector pipe, the end, away from the needle head, of the injection pipe is sleeved with a third circular ring, a piston pipe is arranged in the injection pipe, a rubber piston sleeve is arranged at the end, close to the needle head, of the piston pipe, the end, away from the rubber piston sleeve, of the piston pipe is sleeved with the third circular pipe, and a vent channel is formed in the side wall of the piston pipe. The drug injector is simple in structure, gas is compressed so that the rubber piston sleeve can expand and be tightly attached to the inner wall of the injection pipe, liquid in the injection pipe is prevented from leaking from a gap between the rubber piston sleeve and the injection pipe to avoid waste, the needle head can be taken down after injection is completed and put into a placing groove to be prevented from being damaged, a stop rod is inserted into the placing groove and is fixed by attractive force between two annular magnets, and the needle head is fixed under the action of spring force and prevented from waggling and then being damaged.

The invention provides a targeted drug delivery needle clamping navigation device and a targeted drug delivery treatment system with the same. The targeted drug delivery needle clamping navigation device comprises a drug delivery needle fixing sleeve and a needle head limiting sleeve, wherein the drug delivery needle fixing sleeve is provided with a guide channel used for guiding the insertion of a needle cylinder of a drug delivery needle and limiting the insertion path of the needle cylinder, and a visual structure capable of identifying scales on the needle cylinder is arranged on the guide channel; and the needle head limiting sleeve is fixedly connected to the tail end of the drug delivery needle fixing sleeve, the needle head limiting sleeve is provided with one or more first limiting holes which are formed in the insertion direction of the drug delivery needle and cooperate with the needle head in size, and the first limiting holes limit the insertion path of the needle head. When a doctor drives the drug delivery needle to insert, the drug delivery needle is guided and limited by the drug delivery needle fixing sleeve, the needle head is limited by the needle head limiting sleeve, the doctor determines the insertion depth of the needle head through the visual structure on the drug delivery needle fixing sleeve and then presses the drug delivery needle to inject medicines into a human body, and the surgical operation difficulty of the doctor is reduced.

A syringe is provided herein for injecting medication into a patient, the syringe including a tubular barrel having opposing inner and outer surfaces, an open proximal end, and a distal end having a wall extending thereacross. An opening is defined in the wall with a needle mount extending distally from the wall about the opening. A first panel extends radially outwardly from the outer surface of the barrel, the first panel having opposing first and second faces. Further, a first scale including a series of spaced-apart first graduations is disposed on the first face of the first panel. Advantageously, with the subject invention, a syringe may be provided having a planar portion, in addition to its barrel, with graduations marked thereon for improved viewing by a practitioner in determining a proper dose amount.

The invention belongs to the technical field of transfer boxes, and discloses a special intravenous injection drug transfer box for an intravenous drug use configuration center. The special intravenous injection drug transfer box comprises a multi-layer box body and a box cover, the upper ends and the lower ends of both sides of the box body integrally form mutually matched buckles, and a handle is connected to the middle of the box cover in a bolted mode. Two parallel detachable soft clamps are connected into the box body in a clamped mode, and buckles matched with the upper side of the box body are separately and integrally formed on both sides of the box cover. According to the special intravenous injection drug transfer box for the intravenous drug use configuration center, liquid leakage of drugs caused by collision of a piston can be avoided and mutual contamination of syringes due to moving contact can be avoided, the number of drug groups can be directly counted without openingthe cover during transportation and handover, all components are detachable, and thorough cleaning and disinfection are facilitated.

The invention discloses a movable pharmacy intravenous admixture system. The movable pharmacy intravenous admixture system comprises a first module and a second module, wherein the first module is provided with a first shell for defining a first inner space; the first shell is provided with a first connecting opening positioned in a first wall; the second module is provided with a second shell for defining a second inner space, and is a prefabricated unit; and the size of the second shell is smaller than that of the first shell, so that the second shell can move in the first shell or move out from the first shell through the first connecting opening. When folded, the movable pharmacy intravenous admixture system is small in whole size and convenient to convey and move; and when the movable pharmacy intravenous admixture system is unfolded, the inner space of the movable pharmacy intravenous admixture system is expanded, and various equipment and facilities required for blending of intravenous medicines can be arranged in the inner space conveniently.

The invention discloses a coagulant adding method and device in the effluent, which is characterized by the following: connecting at least one additional pipe on the drug injecting pipe; adding composite element in the additional pipe to improve coagulant efficiency; blending composite element and coagulant into effluent pipe or outlet effluent; possessing optimal coagulating property; avoiding secondary pollution for water.

The invention provides an automatic control device of drug injecting pump including an automatic control system, which comprises a central control circuit, a serial communication circuit, a display circuit, a power supply circuit, a warning circuit, and a keyboard control circuit through connection. The signal output terminal of the central control circuit is connected with the input end of the serial communication circuit, the output end of the serial communication circuit is connected with the control input end of the syringe pump, the input end of the display circuit is connected with the data signal output end of the central control circuit, the signal output end of the keyboard control circuit is connected with the control input end of the central control circuit.

The present invention relates to a medicament injector including an applicator with a cartridge-accepting receptacle. The medicament injector includes interchangeable, pre-filled medicament-containing cartridges. Each cartridge includes at least one barrier member having a closed position in which access to the medicament is inhibited. The barrier member is moveable from the closed position to an open position, in which the medicament is accessible via the applicator, when the cartridge is inserted into the cartridge-accepting receptacle. The barrier member is moves back to the closed position when the cartridge is removed from the cartridge-accepting receptacle. This allows for plurality of pre-filled medicament cartridges to be selected on demand via a need-based scenario for quick assembly with the medicament injector for use in various clinical scenarios to reduce the bulk, errors, complexity, and steps in medicament delivery while increasing the versatility, safety, and speed of medicament delivery in time critical situations.

A manually actuated drug-injecting device is configured such that the grip strength of the entire hand (i.e., majority of fingers closing toward the palm or heel of the hand) is employed to discharge medication through a hypodermic needle and into a patient's body. The device is well suited for delivering medications with high viscosity and / or by patients (e.g., elderly patients) with reduced finger strength and dexterity. The device includes a grip member, a push member (which causes the medication to be injected), and a force-transfer mechanism that couples the grip member to the push member. Suitably, the device is configured to be held transverse to the palm of the medication-administering hand, with a discharge port located by the outer, blade edge of the administering hand, when the device is being gripped to administer medication.

The invention relates to a compound dexmedetomidine injection agent for dogs and a preparation method thereof. The injection agent contains the active components including dexmedetomidine, droperidoland atropine. By integrating the advantages of each drug, the side effects caused during the single use of each drug is reduced, the rapid anesthesia induction is realized, the holding time is proper,and the dogs can rapidly revive; and the anesthesia process and the reviving process are smooth, and the injection agent is applicable to the immbilisation and induced anesthesia of the dogs. An injection provided by the invention is an intravenous medicine, can hardly influence each physiological parameter and can meet the anesthesia requirements in production practice, and furthermore, dexmedetomidine has certain protection effects to visceral organ systems such as nerves, heart and blood vessels and brain.

The invention discloses a double-cavity uterus contrast water through pipe, and belongs to the technical field of medical apparatuses and instruments. The double-cavity uterus contrast water through pipe comprises a main pipe, a liquid injection connecting pipe and an air inflation connecting pipe, wherein the liquid injection connecting pipe and the air inflation connecting pipe are arranged at the rear end of the main pipe, the main pipe is provided with a main cavity passageway and a sacculus cavity passageway which are isolated from each other, the main cavity passageway is in communication with the liquid injection connecting pipe, the sacculus cavity passageway is in communication with the air inflation connecting pipe, and the front end of the main pipe is provided with a sacculus which is in communication with the sacculus cavity passageway; a liquid outlet which is provided with a backflow preventing open hole is molded on the main cavity passageway which is located at the front end of the main pipe, when the liquid injection pressure in the main cavity passageway is larger than uterine cavity pressure, the backflow preventing open hole is opened, and the injection liquid in the main cavity passageway flows out. According to the double-cavity uterus contrast water through pipe, the backflow preventing open hole is arranged at the front end of the main cavity passageway, only when the pressure injected into the main cavity passageway is larger than the uterine cavity pressure, the backflow preventing open hole can be opened so as to push the injection liquid into the uterine cavity; after drug injecting is stopped, the backflow preventing open hole is at a closed state, and thus the backflow of drug in the uterine cavity is avoided.